19973156628

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1\times {\mathrm{72673}}^1$

素因数の和:73336

約数の個数: 48

約数和(自身を含む): 47941584320

約数和(自身を除く): 27968427692

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 619, 1238, 1857, 2476, 3714, 7428, 22903, 45806, 68709, 72673, 91612, 137418, 145346, 218019, 274836, 290692, 436038, 872076, 2688901, 5377802, 8066703, 10755604, 16133406, 32266812, 44984587, 89969174, 134953761, 179938348, 269907522, 539815044, 1664429719, 3328859438, 4993289157, 6657718876, 9986578314, 19973156628]

約数ペア:

[(1, 19973156628), (2, 9986578314), (3, 6657718876), (4, 4993289157), (6, 3328859438), (12, 1664429719), (37, 539815044), (74, 269907522), (111, 179938348), (148, 134953761), (222, 89969174), (444, 44984587), (619, 32266812), (1238, 16133406), (1857, 10755604), (2476, 8066703), (3714, 5377802), (7428, 2688901), (22903, 872076), (45806, 436038), (68709, 290692), (72673, 274836), (91612, 218019), (137418, 145346)]